47751007 has 2 divisors, whose sum is σ = 47751008. Its totient is φ = 47751006.

The previous prime is 47750999. The next prime is 47751029. The reversal of 47751007 is 70015774.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47751007 - 2³ = 47750999 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 47751007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47751097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23875503 + 23875504.

It is an arithmetic number, because the mean of its divisors is an integer number (23875504).

Almost surely, 2^47751007 is an apocalyptic number.

47751007 is a deficient number, since it is larger than the sum of its proper divisors (1).

47751007 is an equidigital number, since it uses as much as digits as its factorization.

47751007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6860, while the sum is 31.

The square root of 47751007 is about 6910.2103441212. The cubic root of 47751007 is about 362.7946256356.

The spelling of 47751007 in words is "forty-seven million, seven hundred fifty-one thousand, seven".